Description

(S)-1,4-Dibromo-2-Butanol CAS NO 64028-90-6 is a high-purity chiral building block and versatile synthetic intermediate. Its value lies in the precise stereochemistry and reactive bromo and hydroxyl functional groups, enabling the controlled synthesis of complex, optically active molecules. This compound is essential for researchers and manufacturers in the pharmaceutical and fine chemical industries, particularly for developing active pharmaceutical ingredients (APIs) and advanced materials.

Application

• Pharmaceutical Synthesis: A key chiral intermediate for constructing complex drug molecules, especially in the development of antiviral, anticancer, and cardiovascular APIs.
• Asymmetric Catalysis & Ligand Preparation: Serves as a precursor for synthesizing chiral ligands and catalysts used in enantioselective reactions.
• Fine Chemical Production: Used in the multi-step synthesis of specialty chemicals, agrochemicals, and flavors & fragrances requiring specific stereochemistry.
• Polymer & Material Science: Acts as a monomer or cross-linking agent for creating polymers with tailored optical or mechanical properties.
• Academic & Industrial R&D: A valuable reagent for methodological development in organic synthesis and medicinal chemistry research.

Basic Information

Product Name	(S)-1,4-Dibromo-2-Butanol
CAS No.	64028-90-6
Molecular Formula	C4H8Br2O
Molecular Weight	231.91 g/mol
Synonyms	(S)-1,4-Dibromobutan-2-ol; (2S)-1,4-Dibromo-2-butanol; (S)-1,4-Dibromo-2-hydroxybutane; (S)-2-Hydroxy-1,4-dibromobutane; (S)-1,4-Dibromobutan-2-ol; (S)-1,4-Dibromo-2-butanol; (S)-(-)-1,4-Dibromo-2-butanol; (S)-1,4-Dibromo-2-butanol (enantiomer)
EINECS	Contact for details

Quality Control

Our (S)-1,4-Dibromo-2-Butanol is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity analysis (HPLC, Chiral GC), identity confirmation (IR, NMR), and assay determination to ensure it meets the high standards required for advanced synthetic applications. Certificates of Analysis (COA) with detailed chromatographic data are provided for every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in amber glass or opaque packaging.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (Chiral GC/HPLC)	≥ 99.0% ee
Water Content (KF)	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.